User's Manual

Confidential & Proprietary 14/30 SC-DAS
2.1.5 Bottom of ROU
1) Functions
(a)MRU (b)ARU
Figure 2.5– ROU Bottom Look
Item
Description
Remark
1. VHF/UHF ARU Port
Terminal for TX and RX RF ports of VHF and UHF
Terminal for signal port to interface with VHF and UHF
2.LED PANEL
Visible LED indicator panel for checking if status is abnormal
USB Port for check and control device status through PC and
laptop
3. Power Port
AC 120V input port or DC-48V input port
4.ARU/MRU Port
Terminal for TX and RX RF ports of MRU/ARU
Terminal for signal port to interface with MRU/ARU
5.GND LUG PORT
Terminal for system ground
Power Port
A different type of power ports are used for power-supplying of -48V DC or 120V AC, and
specific power cable should be applied to each different types of ROU power supply
(AC/DC or DC/DC). Below figure is naming of the power supply by type.